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The facility’s roof consists of 3,000 tons of structural steel that support a PTFE membrane. The PTFE fabric is suspended from 430-foot-long structural steel trusses that support an array of structural steel v-columns. Design architect Populous designed the roof form and then worked in tandem with Walter P Moore to create the roof’s structure and subdivide it into trusses. All images and renderings courtesy Populous

Robert Cassidy is Executive Editor of Building Design+Construction. A city planner, he is the author of several books, including “Livable Cities,” and was a co-founder of the Friends of the Chicago River.

The world’s top Go player Lee Sedol puts the first stone against Google’s artificial intelligence program AlphaGo during the third match of the Google DeepMind Challenge match in Seoul, South Korea. Photo: Reuters/Google/Yonhap

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The Pagliuca Harvard Life Lab, Allston, Mass., is the newest component of Harvard University’s growing innovation and entrepreneurship ecosystem. Harvard students, faculty, and alumni interested in biotech, pharma, and other life sciences now have access to a fully equipped wet lab and support resources they need to take their ventures to the next stage of development. Photo: Robert Benson.